BAB II. RUANG PRAKTIK DAN PERALATAN
C. RUANG PRAKTIK SMK TEKNIK PENDINGINAN DAN TATA UDARA
Berdasarkan analisis kebutuhan ruang praktik dalam SNP 2018, Kompetensi Ke-ahlian Teknik Pendinginan dan Tata Udara sebagai berikut.
1. Area kerja mekanik teknik elektro 2. Laboratorium dasar teknik elektro
3. Laboratorium dasar teknik elektronika pendingin 4. Laboratorium pendingin dan tata udara
5. Ruang instruktur dan penyimpanan (RIS)
Contoh analisis kebutuhan luasan area kerja di ruang praktik siswa dapat dilihat pada tabel 6, analisis dapat disesuaikan dengan strategi pembelajaran yang diterap-kan di sekolah.
Tabel 6. Kebutuhan minimal luasan ruang praktik siswa
No Area Kerja /Laboratorium /
2 Lab dasar teknik elektro 4 9 36
3 Lab dasar teknik pendingin 8 9 72
4 Lab perawatan perbaikan alat
Disamping itu perlu juga dilengkapi ruang pembelajaran yang mengikuti dan mencirikan perkembangan industri 4.0 yaitu ruang kelas pintar (smart classroom) un-tuk mendukung pembelajaran berbasis virtual reality (VR), augmented reality (AR), dan telekonferensi, diantaranya terdiri atas peralatan berikut.
Tabel 7. Peralatan smart classroom
No. Sarana Gambar
1 Smart board
Whiteboard interaktif
2 Smart TV videoconference
3 HD Pro Cam Live Casting
4 Smart Table Interaktif
5 Smart Controlroom Console
No. Sarana Gambar 6 Smart Document Camera
7 Platform pendukung smart classro-om seperti student response system, digital leraning content, mobile lear-ning
Berdasarkan analisis kebutuhan penyelarasan kurikulum dengan industri dan im-plementasi teaching factory maka dapat juga ditambahkan ruang outlet/showroom untuk keahlian Teknik Pendinginan dan Tata Udara. Berikut ini denah tata letak ruang dan sub ruang untuk kompetensi keahlian Teknik Pendinginan dan Tata Udara.
Gambar 21. Visualisasi 2D ruang praktik siswa kompetensi keahlian teknik pendinginan dan tata udara
Gambar 22. Visualisasi 3D ruang praktik siswa kompetensi keahlian teknik pendinginan dan tata udara tampak 1
Gambar 23. Visualisasi 3D ruang praktik siswa kompetensi keahlian teknik pendinginan dan tata udara tampak 2
Gambar 24. Showroom/outlet bidang keahlian teknologi rekayasa
Gambar 25. Smart classroom
D AFT AR PERAL A TAN PRAK TIK P AD A L ABORA TORIUM PENDINGIN D AN TA TA UD ARA
Tabel 8. Daftar peralatan praktik pada laboratorium pendingin dan tata udara Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan 1Domestic Refrigeration TrainerDigunakan sebagai perangkat untuk pelatihan/percobaan identifikasi struktur dasar dan prinsip kerja pada sistem pendingin domestik. Spesifikasi: Compressor: type hermetic. Capacity: min. ½ HP. Power input: 220V, 50Hz, single phase. Condenser: Air cooled type with fan. Evaporator: air cooled type, copper pipe with fin, equipped with fan. Transparent cooler chamber. Liquid receiver and accumulator suitable with the system. Two different type expansion device. Equipped with hand valve, filter dryer, sight glass, charging valve. Instrumentation: volt meter, amperemeter, digital thermometer, pressure gauge.
5 set/ ruang praktik
4Mahir
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Controller: High-low Pressure switch, thermostat. Minimum 5 experiment topics. User manual. 2General Refrigeration Training
Digunakan sebagai perangkat untuk pelatihan/percobaan identifikasi struktur dasar dan prinsip kerja pada sistem pendingin umum. Spesifikasi: Compressor: min. 1/4 HP, single-phase 220V. Condenser and Evaporator: Aircooled type, Copper tube with fin, Equipped with fan. Liquid receiver Accumulator Min. 2 Different type of Expansion Device High and Low Pressure Gauge High and Low Pressure Switch Digital Thermometer with min. 2 sensors. Digital voltmeter and Amperemeter
5 set/ ruang praktik
4Mahir
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Filter Dryer, Sight glass, Stop valve, Charging valve. Minimum 5 experiment topic. User manual. 3Domestic Refrigerator Two Doors
Digunakan sebagai perangkat untuk pelatihan/percobaan identifikasi struktur dasar dan prinsip kerja pada sistem pendingin domestik 2 pintu. Spesifikasi: Air cooling system. Power input: 220 V, 50 Hz, single phase. Refrigerator piping schematic. Electrical wiring connection diagram panel with test point for measure and troubleshoot. Cabin capacity: min 160 L. Set of instrumentation: volt meter, ampere meter, pressure gauge, digital thermometer. Safety device: MCB, ELVB, emergency switch, key switch. Mounted on steel structure on wheels, powder coating painted. Minimum 5 experiment topics. User manual.
5 set/ ruang praktik
2Terampil
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan 4Home Air Conditioning Trainer
Digunakan sebagai perangkat untuk pelatihan/percobaan identifikasi struktur dasar dan prinsip kerja pada sistem pendingin udara rumahan. Spesifikasi: Compressor capacity: min. 1HP. Input power: 220V 50Hz single phase. Evaporator and condensor made of copper tube and aluminum fins fitted, equipped with fan. High and low pressure gauge. Ampere voltage meter. Refrigerant: environmentaly friendly refrigerant. Expansion device: capillary tube compatible capacity. Digital thermometer with minimum 2 sensor. Fault simulation to simulate common fault in home air conditioning. Minimum 5 experiment topics. User manual.
5 set/ ruang praktik
3Terampil
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan 5General Air Conditioning Trainer
Digunakan sebagai perangkat untuk pelatihan/percobaan identifikasi struktur dasar dan prinsip kerja pada sistem pendingin udara umum. Spesifikasi: Compressor: type hermetic Capacity: min. ½ HP Power input: 220V, 50Hz, single phase Condenser: air cooled type with fan Evaporator: air cooled type, copper pipe with fin, equipped with fan. Transparent chamber with damper Transparent duct for air circulating Supply fan with variable speed control liquid receiver and accumulator suitable with the system Two different type expansion devices. Equipped with hand valve, filter dryer, sight glass, charging valve Instrumentation: volt meter, ampere meter, digital thermometer, pressure gauge Controller: High-low Pressure switch,
thermostat. Minimum 5 experiment topics. User manual.
5 set/ ruang praktik
4Mahir
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan 6Domestic Air Conditioner Trainer with Inverter
Digunakan sebagai perangkat untuk pelatihan/percobaan identifikasi struktur dasar dan prinsip kerja pada sistem pendingin udara domestik. Training Program: Plant starting and safety devices intervention checking Studying the operation of a split-type air conditioner inverter Operation in cooling, Dehumidification and Heating modes On/off control: analysis of the variations of compressor r.p.m versus the thermal jump between set and detected temperatures Examining the system behavior versus the variations of: Operating mode, Evaporator flow rate, Set-point temperature Plotting the refrigeration cycle on refrigerant pressure-enthalpy diagram.
5 set/ ruang praktik
3Terampil
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Data acquisition and calculation of: Heat balances corresponding to evaporator, condenser, compressor Refrigerant mass flow Volumetric compressor efficiency Heat balances on air side Supplied with: General air-conditioner manual Experimental hand book Supply software which can monitor voltage, current, frequency, power, power factor, pressure, flow, etc, it can be displayed on PC in real time, and can be printed. 7Refrigerator Repair and Training Equipment (Air Cooling)
Digunakan sebagai perangkat untuk pelatihan/percobaan perbaikan dan pemeliharaan system pendingin (air cooling) Spesifikasi: Input voltage : 220V AC, 50Hz; Rated power : ≤1.0 KW The operation panels is divided into 3 panels:
5 set/ ruang praktik
3Terampil
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan 1. Refrigerators refrigeration schematics panel; 2. Control panel wiring connection diagram panel; 3. Fault setting panel Training contents: Compressor fault simulation Starting fault simulation Overload protection and temperature control fault simulation Door light fault simulation Defrost relay fault simulation. 8Trainer for Study of A Commercial Multiple Evap orator Refrigerator
Digunakan sebagai perangkat untuk pelatihan/percobaan mempelajari sistem operasi mesin pendingin dengan multi evaporator. Spesifikasi: Compresor: type Hermetic. Capacity: min. ½ HP. Condensor: copper pipe with fin, equipped with fan. Min. 2 Evaporators: copper pipe with fin, equipped with fan and condensate water reservoir.
5 set/ ruang praktik
3Terampil
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Thermostatic expansion device. Set of Instrumentation: voltmeter, ampere meter, thermometer, pressure gauge. Set of Controller: Thermostat, Highlow Pressure switch. Safety Device: MCB, ELCB, Emergency Switch. Equipped with hand valve, filter dryer, sight glass, solenoid valve, liquid receiver, Pipes connecting various component painted with different colour. Minimum 5 experiment topics. User manual. 9Industrial Refrigeration Training
Digunakan sebagai perangkat untuk pelatihan/percobaan identifikasi struktur dasar, prinsip kerja dan pemeliharaan pada sistem pendingin skala industri. Training Program: - Plant starting and safely devices intervention checking - Studying the operation of a thermostatic expansion valve and its calibration
5 set/ ruang praktik
3Terampil
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan - Studying the operation of an evaporating pressure controller and its calibration - On-off control: Refrigerated room thermostat - Correlation between evaporation temperature, room temperature and relative humidity in positive temperature rooms - Analyzing the system behavior versus the variation of: Thermostatic valve superheats Condenser air flow Evaporating pressure controller working point - Using the refrigerant pressure enthalpy diagram as work and diagnosis tool: plotting the refrigeration cycle -Data acquisition and calculation of: Heat Balances corresponding to evaporator, condenser, compressor,
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Refrigerant mass flow, Volumetric compression Efficiency and Its trend versus compression ratio Condenser exchange surface Heat transfer coefficient Between air and Refrigerant in the condenser, Heat losses through the room walls. Supplied with: General refrigeration manual, Experimental handbook Supply software which can monitor voltage, current, frequency, power, power factor, pressure, flow, etc, it can be displayed on PC in real time, and can be printed.
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan 10Ice Maker TrainerDigunakan sebagai perangkat untuk pelatihan/percobaan perencanaan dan pembuatan mesin es. Hermetic compressor. Air cooled condensor with fan. Expansion device: capillary tube. Evaporator with ice mold. Water circulating pump. Equipped with hand valve, solenoid valve, sight glass, filter dryer, charging valve. Set of instrument consist of: high-low pressure gauge, digital panel meter, digital thermometer. Safety device: ELCB, MCB, Emergency switch, key switch. Automatic controller for ice making process. Pipes connecting voroius component painted with different color. Mounted on Steel structure on wheels, painted and treated in the oven. Minimum 10 experiment topics. Supply User Manual.
5 set/ ruang praktik
3Terampil
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Trainer for The Study of The Open Type Compressor
Digunakan sebagai perangkat untuk pelatihan/percobaan tentang jenisjenis kompresor terbuka yang diterapkan pada peralatan pendingin. Training Program: Plant starting and verification of the intervention of the safety devices, Analysis of the system behavior depending On compressor rpm, Expansiondevice, Air flow at the evaporators And or condenser, Study of the open type Compressors, Evaluation of the power of a compressor, Drawing the cycle in the pressure enthalpy diagram of the refrigerant gas Data collection and calculation of: - Thermal balance at the evaporators at the condenser at the compressor
5 set/ ruang praktik
3Terampil
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan - Refrigerant gas mass flow - Compressor volumetric efficiency. Supplied with: General refrigeration manual Experimental handbook Supply software which can monitor voltage, current, frequency, power, power factor, pressure, flow, etc, it can be displayed on PC in real time, and can be printed. 12Trainer for Refrigeration Plants Electric Components and Faults
Digunakan sebagai perangkat untuk pelatihan/percobaan menganalisis karakteristik dan komponen listrik sistem pendingin. Training Program: This unit enables to develop and analyze the following subjects; Faults on compressor valves Faults in oil separator Faults due to excess of refrigerant Faults due to lack of refrigerant Refrigerant prevented from reaching the evaporator Expansion valve broken
5 set/ ruang praktik
3Terampil
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Dehydrator clogged Too high condensation pressure Too high suction pressure Too low suction pressure Motor phase cutoff Both motor phases cutoff Refrigeration thermostat faulty Freezing thermostat faulty Start capacitor faulty Assembling disassembling and connecting each component Components quality control. Supplied with: General refrigeration manual Experimental handbook Supply software which can monitor voltage, current, frequency, power, power factor, pressure, flow, etc, it can be displayed on PC in real time, and can be printed.
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan 13Deep Freezing TrainerDigunakan sebagai perangkat untuk pelatihan/percobaan identifikasi struktur dasar, prinsip kerja dan pemeliharaan pada sistem pendingin Deep freezing. Training Program: Studying the operation of an ice deep freezer Analyzing the system behavior versus the variation of the temperature of feeding water and of ambient temperature Using the refrigerant pressure-enthalpy diagram for work and diagnosis plotting the refrigeration cycle Data acquisition and Calculation of: Heat balances corresponding To evaporator, condenser, compressor Refrigerant mass flow Volumetric compression efficiency.
5 set/ ruang praktik
3Terampil
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Supplied with: General freezer manual Supply software which can monitor voltage, current, frequency, power, power factor, pressure, flow, etc, it can be displayed on PC in real time and can be printed. Trainer For The Study of A Chiller
Digunakan sebagai perangkat untuk pelatihan/percobaan identifikasi struktur dasar, prinsip kerja dan pemeliharaan pada sistem pendingin Chiller. Spesifikasi: Compressor: type Hermetic. Condensor: copper tube with fan, equipped with fan. Evaporator: shell and tube exchanger. Thermostatic expansion device. Air handling unit (AHU) equipped with fan and variable speed control. Water pump and water flow meter. Set of instrumentation: voltmeter, ampere meter, digital thermometer,
5 set/ ruang praktik
3Terampil
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan high-low pressure gauge. Set of controller: thermostat, high-low pressure switch. Equipped with hand valve, filter dryer, sight glass, charging valve. Safety device: MCB, ELCB, Emergency switch. Minimum 10 experiment topics. Supply User Manual. 15Compressed Air Dehumi- dification Trainer
Digunakan sebagai perangkat untuk pelatihan/percobaan identifikasi struktur dasar, prinsip kerja dan pemeliharaan pada sistem pendingin Dehumidifier. Training Program: Plant starting and safety devices intervention checking Analyzing the system As the set-point of thermostat varies As the air flow to the condenser varies Plotting the cycle on pressure-enthalpy diagram of refrigerant
5 set/ ruang praktik
3Terampil
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Data acquisition and Calculation of: Heat balances corresponding to evaporator, condenser, compressor Refrigerant mass flow Volumetric compressor efficiency Analyzing the Thermodynamic characteristics of compressed air with determination of dew point and of its water Content Specific examination of The characteristics Of compressed air after Crossing the filters and The refrigerant circuit. Technical data: Input power: 220V±10%, 50Hz Operating condition: Environment temperature 10℃℃30℃, relative humidity ℃75% (25℃)
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Supplied with: Experimental handbook Product instruction manual Supply software which can monitor voltage, current, frequency, power, power factor, pressure, flow, etc, it can be displayed on PC in real time, and can be printed. 16Recirculating Air Conditioning Trainer With Data Acquisition
Digunakan sebagai perangkat untuk pelatihan/percobaan karakteristik sirkulasi udara pada sistem pendingin AC. The system is mounted on a movable bench with all refrigeration components clearly visible and controls are within easy access. Supply air is moved through an air ventilation Ducting’s material: polypropylene (PP) covered with acrylic panels (plexiglass) All materials are corrosion resistant - fasteners are stainless steel - industrial fan with plastic housing - humidification tank is made from stainless steel
5 set/ ruang praktik
3Terampil
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Colored diplay monitoring points and syste electrical circuit for easy reference. Refrigeration lines are color coded to indicate the state of the refrigerant. Control panel instrumentat: Line Voltage Ampere (Total Current) Watt meter, Temperature and Humidity display panel meters. The unit comes with instruction manual and student job sheets. Refrigerant Leak DetectorDigunakan untuk mendeteksi kebocoran freon Detecting Gas: R22, R134A, r407c, R404A, R410A, R507(AZ-50) and all other CFCs, HCFCs Sensitivity: 3G/yr(0.1oz/yr)R134A Ambient Environment: Temperature 0° C~50° C; Humidity: ≤ 85%RH (non condensing) Storage Environment: Temperature - 20° C~ -60° C; Humidity: ≤ 85% RH (non condensing)
9 set/ ruang praktik
3Terampil
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Warm up time: Less than 30s Response time: Less than 10s Display: Seven and dual-color LED indication; Red indicates refrigerant leakage amout; Blue indicates the sensitivity level Alarm: The shorter of the buzzer alarm interval, the higher of leakage density; The more of the lighted red LED, the higher density of leakage Power supply: 3.7V Li 2200mAh, Standby time: More than 4h. 18Air Conditioner Skill Trainer
Air conditioner skill trainer ini terdiri dari tipikal komponen dalam unit Air Conditioning seperti hermatic compressor kondensator, dryer, thermo expansion valve, blower dan sebagainya. Panel kontrol terdiri dari fan speed control di rancang untuk belajar keterampilan wiring, pemipaan, pengisian. Topik pembelajaran : • Tube Cutters dan Reamers • Bending Tools dan Tube Bending
1 set/ ruang praktik
3Terampil
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan • Swaging Tools dan Swage Joints • Electrical Connections • Assemble Conduit • Assemble Tubing • Test Skills Trainer for Leaks • Evacuate, Charge and Troubleshoot the Skills Trainer • Disassemble the Skills Trainer Konfigurasi minimal: 1 hermetic condensing unit (hermetic compressor, forced-air condenser, liquid receiver) 1 Unit filter dryer, 1 Unit moisture/liquid indicator, 1 Unit strainer, 1 Unit capillary controller, 1 Unit forced air evaporator, 1 Unit blower, 1 Unit temperature controller, 1 Unit low-pressure controller 1 Unit air ducts 1 Set control panel includes - Buku Petunjuk Penggunaan.
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan 19Dual Temperature Skill Trainer
Dual temperatur skill trainer ini identik dengan sistem pendinginan 2 tahap yang dapat ditemukan di kulkas 2 pintu atau refrigerasi dua kompartemen. Dimana satu kompartemen berfungsi sebagai freezer dan kompartemen lainnya berfungsi sebagai pendingin temperatur konstan. Topik pembelajaran : • Tube Cutters dan Reamers • Bending Tools dan Tube Bending • Swaging Tools dan Swage Joints • Electrical Connections • Assemble Conduit • Assemble Tubing • Test Skills Trainer for Leaks • Evacuate, Charge and Troubleshoot the Skills Trainer • Disassemble the Skills Trainer Konfigurasi minimal: 1 Unit mobile rack with main control panel 1 Set Control panel, 1 Unit two-stage cooling system, including a hermetic
1 set/ ruang praktik
3Terampil
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan condensing unit, 2 Unit forced-air evaporators, 2 Unit adjustable thermostatic expansion valves, 1 Unit low-pressure controller, 1 Unit thermostat-controlled, 1 Unit solenoid, 1 Unit filter dryer, 1 Unit moisture/liquid indicator -Buku Petunjuk Penggunaan Refrigeration Training System with Fault System
Karakteristik gedung modern adalah pada penerangan dan sistem tata udara yang pintar. Hal ini membuat sistem otomasi di gedung beserta sistem komunikasi nya menjadi sangat penting untuk dipelajari. Sistem KNX sudah menjadi standar yang digunakan oleh produsen komponen listrik terkini. Minimal Konfigurasi: Input voltage: 1 AC/230 V AC 50 Hz, short circuit and overload protection, Phase display, Output for the connection of additional KNX/EIB yang setara dengan Edu Trainer modules, Output voltage: 1 AC/230 V
1 set/ ruang praktik
3Terampil
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan AC, Integrated power supply unit 30 V DC 0.16 A, USB interface, 4/4-fold switching output/binary input, 2-fold louvre actuator, 2-fold dimming actuator, 4-fold universal binary I/O, 4-fold multi-function pushbutton sensor with 8 pushbuttons, 2-fold multi- function pushbutton sensor with 4 pushbuttons, room temperature controller including setpoint and actual value input and display, Integrated simulation panel with 14 colour LEDs, some dimmable, KNX system connector for bus connection, Connetion via 4 mm and 2 mm safety connection, Front plate: 399 x 297 mm, Control console housing with rubber feet for use in A4 frame Buku panduan penggunaan. 21Refrigerator Repair and Training Equipment (Direct Cooling) Digunakan sebagai perangkat untuk pelatihan/percobaan perbaikan dan pemeliharaan sistem pendingin (direct cooling).
5 Set/ ruang praktik
3Terampil
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Spesifikasi: Input voltage: 220V/AC, 50 Hz; Rated power: ≤1.0 KW Configuration: Double door refrigerator, Refrigerator shelf, Digital multimeter, Training guide book, Training contents: Starting fault simulation, Overload protection and temperature control fault simulation, Door lights fault simulation, Defrost relay fault simulation Refrigeration Training System with Fault System
Untuk pembelajaran bidang refrigerasi dengan menunjukkan cara kerja sistem pendingin menggunakan komponen industri. Instrumentasi dan proses kontrol komponen juga diintegrasikan, seperti electrical control panel. Instruktur bisa menggunakan kesalahan masukan untuk mengajar troubleshooting. Minimum konfigurasi: Power Requirements 3 A single phase, Compressor Capacity 186 W (0.25 hp) Type Hermetic, thermally protected,
1 Set/ ruang praktik
3Terampil
NoNama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan Refrigerant R134a, nominal charge of 1.09 kg (2.4 lb). The help of a refrigeration technican is required to fill the training system with refrigerant Operating Pressures (Typical), Lowest 1.4 barg (20 psig), Highest 7.6 barg (110 psig), Evaporator type Forced-air coil with variable-speed fan enclosed in a cooling chamber, Power Requirement 0.35 A Deskripsi dan Spesifikasi Ilustrasi Alat: Condenser type Forced-air coil with variable-speed fan, power requirement 0.2 A Safety Devices High-pressure controller with manual-reset breaker Control Devices One thermostatic expansion valve, two capillary tubes of differing lengths Low-pressure electronic pressure controller with LCD display, cut-in/out pressures (typical): 2.1 barg (30 psig) and 0.7 barg (10 psig), respectively Remote-bulb temperature controller with adjustable differential,
Nama AlatDeskripsi Alat dan SpesifikasiRasio MinimalIlustrasi AlatLevel TeknologiLevel Keterampilan setpoint (typical): 5°C (41°F) , Solenoid valve Instrumentation High- and low-pressure gauges Auxiliary Equipment Liquid receiver, suction accumulator, filter/drier, manual valves, heat load (two light bulbs) Sensors : Thermocouples Seven, “J” type Pressure Transducers Two 0-690 kPa (0- 100 psi), one 0-1034 kPa (0-150 psi) AC Voltage/Current Signal Conditioners (Isolated) One 0-5 A AC / One 0-150 V AC Fault Insertion Using six toggle switches accessible behind a lockable hinged panel Buku Petunjuk Penggunaan